/**
 * QualiHub - Design System & Global Styles
 * Cores principais: Preto (#000000), Azul (#0066FF), Branco (#FFFFFF)
 */

/* ============================================
   RESET & BASE
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    /* Cores Principais - QualiHub */
    --color-primary: #0066FF;
    --color-primary-dark: #0052CC;
    --color-primary-light: #3385FF;

    /* Cores de Fundo */
    --color-bg-primary: #000000;
    --color-bg-secondary: #0A0A0A;
    --color-bg-tertiary: #141414;
    --color-bg-elevated: #1A1A1A;
    --color-bg-card: #0F0F0F;

    /* Cores de Texto */
    --color-text-primary: #FFFFFF;
    --color-text-secondary: #B3B3B3;
    --color-text-muted: #666666;
    --color-text-accent: #0066FF;

    /* Cores de Status */
    --color-success: #00FF88;
    --color-warning: #FFAA00;
    --color-error: #FF4444;
    --color-info: #0066FF;

    /* Bordas */
    --color-border-primary: #333333;
    --color-border-secondary: #444444;
    --color-border-accent: #0066FF;

    /* Sombras */
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.4);
    --shadow-md: 0 8px 32px rgba(0, 0, 0, 0.5);
    --shadow-lg: 0 16px 64px rgba(0, 0, 0, 0.6);
    --shadow-glow-blue: 0 0 20px rgba(0, 102, 255, 0.3);
    --shadow-glow-green: 0 0 20px rgba(0, 255, 136, 0.3);

    /* Espaçamentos */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;

    /* Raios de Borda */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Transições */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Fontes */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&family=JetBrains+Mono:wght@400;500;600;700&display=swap');

body {
    font-family: var(--font-primary);
    background: var(--color-bg-primary);
    color: var(--color-text-primary);
    line-height: 1.6;
    min-height: 100vh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 2.5rem;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: var(--spacing-sm);
}

a {
    color: var(--color-primary);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--color-primary-light);
}

/* ============================================
   LAYOUT COMPONENTS
   ============================================ */

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-md);
    transition: var(--transition-normal);
}

.card:hover {
    border-color: var(--color-border-accent);
    box-shadow: var(--shadow-lg), var(--shadow-glow-blue);
    transform: translateY(-2px);
}

.card-header {
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-border-primary);
}

.card-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-text-primary);
}

.card-body {
    color: var(--color-text-secondary);
}

/* ============================================
   BUTTONS
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: var(--font-primary);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border: 2px solid transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-normal);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    position: relative;
    overflow: hidden;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.1), transparent);
    transition: left 0.6s;
}

.btn:hover::before {
    left: 100%;
}

.btn:active {
    transform: scale(0.98);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.btn-primary {
    background: var(--color-primary);
    color: var(--color-text-primary);
    border-color: var(--color-primary);
}

.btn-primary:hover {
    background: var(--color-primary-dark);
    box-shadow: var(--shadow-glow-blue);
    transform: translateY(-2px);
}

.btn-secondary {
    background: transparent;
    color: var(--color-text-primary);
    border-color: var(--color-border-primary);
}

.btn-secondary:hover {
    background: var(--color-bg-elevated);
    border-color: var(--color-primary);
}

.btn-success {
    background: var(--color-success);
    color: var(--color-bg-primary);
    border-color: var(--color-success);
}

.btn-success:hover {
    box-shadow: var(--shadow-glow-green);
    transform: translateY(-2px);
}

.btn-danger {
    background: var(--color-error);
    color: var(--color-text-primary);
    border-color: var(--color-error);
}

.btn-danger:hover {
    background: #CC0000;
    transform: translateY(-2px);
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: 0.875rem;
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1.125rem;
}

/* ============================================
   FORMS
   ============================================ */

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-text-primary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: var(--spacing-sm);
    font-family: var(--font-primary);
    font-size: 1rem;
    color: var(--color-text-primary);
    background: var(--color-bg-tertiary);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-md);
    transition: var(--transition-normal);
    outline: none;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
    background: var(--color-bg-elevated);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: var(--color-text-muted);
}

.form-textarea {
    min-height: 120px;
    resize: vertical;
}

.form-help {
    margin-top: var(--spacing-xs);
    font-size: 0.875rem;
    color: var(--color-text-secondary);
}

.form-error {
    margin-top: var(--spacing-xs);
    padding: var(--spacing-sm);
    font-size: 0.875rem;
    color: var(--color-error);
    background: rgba(255, 68, 68, 0.1);
    border: 1px solid rgba(255, 68, 68, 0.3);
    border-radius: var(--radius-sm);
}

/* ============================================
   BADGES & PILLS
   ============================================ */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--radius-full);
}

.badge-success {
    background: rgba(0, 255, 136, 0.2);
    color: var(--color-success);
    border: 1px solid var(--color-success);
}

.badge-warning {
    background: rgba(255, 170, 0, 0.2);
    color: var(--color-warning);
    border: 1px solid var(--color-warning);
}

.badge-error {
    background: rgba(255, 68, 68, 0.2);
    color: var(--color-error);
    border: 1px solid var(--color-error);
}

.badge-info {
    background: rgba(0, 102, 255, 0.2);
    color: var(--color-info);
    border: 1px solid var(--color-info);
}

/* ============================================
   ALERTS
   ============================================ */

.alert {
    padding: var(--spacing-md);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    border: 1px solid;
}

.alert-success {
    background: rgba(0, 255, 136, 0.1);
    border-color: var(--color-success);
    color: var(--color-success);
}

.alert-warning {
    background: rgba(255, 170, 0, 0.1);
    border-color: var(--color-warning);
    color: var(--color-warning);
}

.alert-error {
    background: rgba(255, 68, 68, 0.1);
    border-color: var(--color-error);
    color: var(--color-error);
}

.alert-info {
    background: rgba(0, 102, 255, 0.1);
    border-color: var(--color-info);
    color: var(--color-info);
}

/* ============================================
   LOADING & SPINNERS
   ============================================ */

.loader {
    width: 40px;
    height: 40px;
    border: 3px solid var(--color-border-primary);
    border-top-color: var(--color-primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

.loader-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

.loader-overlay.active {
    display: flex;
}

/* ============================================
   MODALS
   ============================================ */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: var(--transition-normal);
}

.modal.active {
    opacity: 1;
    pointer-events: all;
}

.modal-content {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border-primary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    max-width: 600px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    transform: scale(0.9);
    transition: var(--transition-normal);
}

.modal.active .modal-content {
    transform: scale(1);
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-md);
    border-bottom: 1px solid var(--color-border-primary);
}

.modal-title {
    font-size: 1.5rem;
    font-weight: 700;
}

.modal-close {
    background: none;
    border: none;
    color: var(--color-text-secondary);
    font-size: 1.5rem;
    cursor: pointer;
    transition: var(--transition-fast);
}

.modal-close:hover {
    color: var(--color-text-primary);
}

/* ============================================
   UTILITIES
   ============================================ */

.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mt-1 {
    margin-top: var(--spacing-xs);
}

.mt-2 {
    margin-top: var(--spacing-sm);
}

.mt-3 {
    margin-top: var(--spacing-md);
}

.mt-4 {
    margin-top: var(--spacing-lg);
}

.mb-1 {
    margin-bottom: var(--spacing-xs);
}

.mb-2 {
    margin-bottom: var(--spacing-sm);
}

.mb-3 {
    margin-bottom: var(--spacing-md);
}

.mb-4 {
    margin-bottom: var(--spacing-lg);
}

.flex {
    display: flex;
}

.flex-col {
    flex-direction: column;
}

.items-center {
    align-items: center;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.gap-1 {
    gap: var(--spacing-xs);
}

.gap-2 {
    gap: var(--spacing-sm);
}

.gap-3 {
    gap: var(--spacing-md);
}

.gap-4 {
    gap: var(--spacing-lg);
}

.hidden {
    display: none !important;
}

.visible {
    display: block !important;
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    :root {
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
        --spacing-2xl: 2.5rem;
    }

    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    h3 {
        font-size: 1.5rem;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }

    .card {
        padding: var(--spacing-md);
    }

    .btn {
        padding: var(--spacing-sm) var(--spacing-md);
        font-size: 0.875rem;
    }
}

@media (max-width: 480px) {
    h1 {
        font-size: 1.75rem;
    }

    h2 {
        font-size: 1.5rem;
    }

    h3 {
        font-size: 1.25rem;
    }
}